426 Error Message

Nov 22, 2006 1 Replies

I'm getting an "Invalid Operatio 426: OPOS Device not found" error message. I accept OK and continue to login and get a "Warning 919: the Printer OPOS Driver was not found. Do you want to continue?" error message. I continue and I get an "Access Denied" error message when I try to log into RMS-SO. What's even more puzzling is it seems to be database specific. I have other RMS db's on this machine and can log into without any problems. All the drivers are installed.



Anyone encountered this problem and know how to correct? Epson TM-88III receipt printer and PosiFlex 4210 cash drawer are the only periferals. Any help would be greatly appreciated. Thanks!


Go in to Manger and fix the printer settings under the Register Properties.

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